CVE-2026-99206

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix race in discovery auth updates Separate configfs opens can concurrently update the discovery AuthMethod parameter. Both callers may free the same value in iscsiupdateparamvalue, causing a double-free...

UBUNTU-CVE-2026-99129

In the Linux kernel, the following vulnerability has been resolved: selinux: fix BPF token permission checks Avoid multiple lookups of the bpffs creator SID using the token's file descriptor when the same information can be found via the resolved path/dentry in selinuxbpftokencreate or the token...

UBUNTU-CVE-2026-99185

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition in split transaction handling For a split transaction, either fwcorehandleresponse or splittransactiontimeoutcallback may manipulate the same transaction entry in the pending transaction list. T...

UBUNTU-CVE-2026-99138

In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in dotcpgetsockoptTCPCCINFO dotcpgetsockopt reads icsk-icskcaops and dereferences the getinfo function pointer without rcureadlock. With BPF structops congestion control, caops can point to dynamically...

UBUNTU-CVE-2026-99189

In the Linux kernel, the following vulnerability has been resolved: gpio: mxc: fix race between chained IRQ handler install and probe completion mxcupdateirqchainedhandler is called before the IRQ domain, the generic IRQ chip, and the port list entry are set up. If an interrupt arrives in that...

UBUNTU-CVE-2026-99101

In the Linux kernel, the following vulnerability has been resolved: ntfs: move attribute payload before shrinking its record ntfsnewattrflags resizes the non-resident attribute record before moving its name and mapping pairs to their shorter-header offsets when compression or sparse state is...

UBUNTU-CVE-2026-99214

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: hdmi: Move packet RAM enable to PM runtime Audio can be triggered by the HPD handler and start up before video has been restored, calling vc4hdmiwriteinfoframe for the audio infoframe. vc4hdmiwriteinfoframe needs Packet...

UBUNTU-CVE-2026-99184

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: search every core slot when a core is removed rocketremove decrements rdev-numcores for each core it removes, while findcorefordev searches slots 0 to numcores - 1. Unbinding the cores in the order they were bound...

UBUNTU-CVE-2026-99203

In the Linux kernel, the following vulnerability has been resolved: pipe: preserve existing fasync readers on writer setup failure FSETFL and FIOASYNC decide whether to invoke -fasync before pipefasync takes pipe-mutex. Two enables of one ORDWR FIFO can therefore both enter the callback...

UBUNTU-CVE-2026-99114

In the Linux kernel, the following vulnerability has been resolved: ksmbd: initialize FileSystemControlFlags in FSCONTROLINFORMATION smb2getinfofilesystem reports 48 bytes for FSCONTROLINFORMATION, that is the whole of struct smb2fscontrolinfo, but never assigns FileSystemControlFlags. Those four...

UBUNTU-CVE-2026-99141

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix crash in printgraphfunctionevent tracingsettracer assigns the flags of the newly selected tracer with: tr-currenttraceflags = t-flags ? : t-tracer-flags; If the new tracer defines neither static flags nor default...

UBUNTU-CVE-2026-99204

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: Protect the recovery list during debugfs reads Recovery participant records must remain alive while debugstateprint walks reco.nodedata and formats their fields. The formatter holds dlm-spinlock, but the recovery...

CVE-2026-99144: Linux: In the Linux kernel, the following vulnerability has been resolved: sched_ext: Fix use-after-free of a destroyed user…

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix use-after-free of a destroyed user DSQ by a deferred reenqueue A deferred reenqueue can read a freed user DSQ. The request stays on its CPU's deferred list until rundeferred takes it, and the RCU callback that frees...

CVE-2026-99138: Linux: In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in…

In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in dotcpgetsockoptTCPCCINFO dotcpgetsockopt reads icsk-icskcaops and dereferences the getinfo function pointer without rcureadlock. With BPF structops congestion control, caops can point to dynamically...

PT-2026-128117

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fix leak of uninitialized kernel data in SCLP report While report error write checks that the provided buffer is at least as large as the header struct, but not that it is large enough to contain the report with the...

UBUNTU-CVE-2026-99164

In the Linux kernel, the following vulnerability has been resolved: spi: imx: fix slab corruption from undersized DMA bounce buffers Since commit faa8e404ad8e "spi: imx: support dynamic burst length for ECSPI DMA mode", the driver allocates its private DMA TX/RX buffers with kzallocdmalen, where...

UBUNTU-CVE-2026-99137

In the Linux kernel, the following vulnerability has been resolved: cifs: don't update isize in cifsdotruncate without a cached handle If findwritablefile returns null, cifsfileflush will return 0 without issuing setfilesize, and the outer 'if !rc' block will set isize to 0 before telling the...

PT-2026-128203

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: clear rdev on device init failure rocket probe stores the return value from rocket device init in the file-scoped rdev pointer before checking whether it is an error pointer. If rocket device init fails, rdev is lef...

UBUNTU-CVE-2026-99171

In the Linux kernel, the following vulnerability has been resolved: ntfs3: free the sbi after a grace period If the "nocase" mount option ntfs3 uses custom hash and dentry compare functions. Both access ntfs3 superblock private information in rcu pathwalk. ntfsputsuper and ntfs3killsb drop the in...

UBUNTU-CVE-2026-99182

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Fix shift-out-of-bounds for aggregated ALH capture When chcount is smaller than blob-alhcfg.devicecount e.g. a mono capture stream, such as a SmartMic, aggregated across multiple SDW links, step = chcoun...